Stewardship of Life is a website published by the Lutheran Theological Seminary at Gettysburg, and contains a wealth of resources pertaining to stewardship. Some of the current article headlines are:
Handling Benevolence Gifts According to IRS Guidelines
A New App Helps You Buy Less—and Give Generously
Financial Literacy: Pass or Fail?
These are just a sampling of articles pertaining to stewardship. Check out the website and see what valuable resources await you and your congregation.